<template>
    <div>
        <el-container>
            <el-header>
                <img class="mlogo" src="../assets/logo.png" alt="">
            </el-header>
            <el-main>
                <el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm">
                    <el-form-item label="用户名" prop="username">
                        <el-input v-model="ruleForm.username"></el-input>
                    </el-form-item>
                    <el-form-item label="密码" prop="password">
                        <el-input type="password" v-model="ruleForm.password"></el-input>
                    </el-form-item>

                    <el-form-item>
                        <el-button type="primary" @click="submitForm('ruleForm')">登录</el-button>
                        <el-button @click="resetForm('ruleForm')">重置</el-button>
                    </el-form-item>
                </el-form>
            </el-main>
        </el-container>
    </div>
</template>

<script>
export default {
    name: "Login",
    data() {
        return {
            ruleForm: {
                username: 'huangpw',
                password: '111111'
            },
            rules: {
                username: [
                    { required: true, message: '请输入用户名', trigger: 'blur' },
                    { min: 3, max: 15, message: '长度在 3 到 15 个字符', trigger: 'blur' }
                ],
                password: [
                    { required: true, message: '请选择密码', trigger: 'change' }
                ]
            }
        }
    },
    methods: {
        submitForm(formName) {
            this.$refs[formName].validate((valid) => {
                if (valid) {
                    const _this = this
                    this.$axios.post('/login', this.ruleForm).then(res => {

                        const jwt = res.headers['authorization']
                        const userInfo = res.data.data

                        // 把数据共享出去-Vuex
                        _this.$store.commit("SET_TOKEN", jwt)
                        _this.$store.commit("SET_USERINFO", userInfo)

                        // 获取
                        console.log(_this.$store.getters.getUser)

                        _this.$router.push("/blogs")
                    }).catch(err => { 
                        // console.log(err)
                    })

                } else {
                    console.log('error submit!!');
                    return false;
                }
            });
        },
        resetForm(formName) {
            this.$refs[formName].resetFields();
        }
    }
}
</script>

<style scoped>
.el-header, .el-footer {
    /* background-color: #B3C0D1; */
    color: #333;
    text-align: center;
    line-height: 60px;
}

.el-aside {
    /* background-color: #D3DCE6; */
    color: #333;
    text-align: center;
    line-height: 200px;
}

.el-main {
    /* background-color: #E9EEF3; */
    color: #333;
    text-align: center;
    line-height: 160px;
}

body > .el-container {
    margin-bottom: 40px;
}

.el-container:nth-child(5) .el-aside,
.el-container:nth-child(6) .el-aside {
    line-height: 260px;
}

.el-container:nth-child(7) .el-aside {
    line-height: 320px;
}
.mlogo {
    height: 100%;
    /* margin-top: 10px; */
}
.demo-ruleForm {
    max-width: 500px;
    margin: 0 auto;
}
</style>